[Haskell-cafe] setResourceLimit

Brandon S. Allbery KF8NH allbery at ece.cmu.edu
Tue May 5 22:48:28 EDT 2009

On May 5, 2009, at 04:52 , brian at lorf.org wrote:
> I have a long-lived multithreaded server process that needs to execute
> programs and interact with them via Handles. The programs could
> misbehave, like loop or hang, so I need to limit the real and CPU time
> they can take.
> I guess System.Posix.Resource.setResourceLimit sets limits on the
> current process, so I can't use it in the server process. Is it a good
> approach to write some utility program for the server to call that  
> does
> setResourceLimit and executes the programs that could misbehave?

An alternative is to forkProcess and have the child setResourceLimit  
and then executeFile.

brandon s. allbery [solaris,freebsd,perl,pugs,haskell] allbery at kf8nh.com
system administrator [openafs,heimdal,too many hats] allbery at ece.cmu.edu
electrical and computer engineering, carnegie mellon university    KF8NH

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